Average Co-Inventor Count = 2.00
ph-index = 2
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Lionel L.c.c. (5 from 52 patents)
5 patents:
1. 8001908 - Model vehicle with automated door mechanism
2. 8001905 - Model vehicle with automated pantograph
3. 7520226 - Model vehicle with force-isolating drive mechanism
4. 7404362 - Model train car with tilting mechanism
5. 7383962 - Model train with improved coupling mechanism